/*
Copyright (C) 2018-2019 Andres Castellanos

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>
*/

package jupiter.utils.io;


/** User input interface. */
public interface Input {

  /**
   * Reads a single character
   *
   * @return the character read, as an integer, or 0 if the end of the stream has been reached
   */
  public int read();

  /**
   * Reads a line of text.
   *
   * @return a String containing the contents of the line, or empty an empty String if the end of stream has been reached
   */
  public String readLine();

}
